Home / 112,080.30-168,136.65-37,203.90

Finding the Fourth Proportional to 112,080.30, 168,136.65 and 37,203.90

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Solution

The fourth proportional to 112,080.30, 168,136.65 and 37,203.90 is: 55,811.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,080.30 : 168,136.65 = 37,203.90 : x
  2. Step 2: Convert to fraction form
    112,080.30/168,136.65 = 37,203.90/x
  3. Step 3: Cross multiply
    112,080.30x = 168,136.65 × 37,203.90
  4. Step 4: Simplify right side
    112,080.30x = 6,255,339,112.94
  5. Step 5: Solve for x
    x = 6,255,339,112.94/112,080.30
  6. Step 6: Final answer
    x = 55,811.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.